Polar bears are carnivorous, mostly eating seals, . They also eat Arctic foxes, reindeer, rodents, musk ox, fish, shellfish, eggs and seabirds such as gulls. They have been known to eat beluga whales and even walruses.
The Australian Bureau of Statistics survey reveals households spend an average of $60 each week on fuel for vehicles, and $39 on gas and electricity for their homes. Households in the Northern Territory face the highest total energy costs of any state or territory, with a weekly bill of $110.
This equates to an average of 33 miles (53 km) per vehicle per day. On average, US drivers consume 1.49 US gallons (5.6 L) of gasoline per day, or about 10.44 US gallons (39.5 L) per week. As of March 2013, the average price for 87 octane gasoline was $3.22 a US gallon (85Â¢/L).etween 2004 and 2008, there was an increase in fuel costs due in large part to a worldwide increase in demand for crude oil. Prices leapt from $35 to $140 per barrel ($220 to $880/m 3), causing a corresponding increase in gas prices.